The name of this superfamily has been modified since the most recent official CATH+ release (v4_2_0). At the point of the last release, this superfamily was named:

"
HUPs
".

Functional Families

Overview of the Structural Clusters (SC) and Functional Families within this CATH Superfamily. Clusters with a representative structure are represented by a filled circle.
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FunFam 84873: Cryptochrome 2

Please note: GO annotations are assigned to the full protein sequence rather than individual protein domains. Since a given protein can contain multiple domains, it is possible that some of the annotations below come from additional domains that occur in the same protein, but have been classified elsewhere in CATH.

There are 5 GO terms relating to "molecular function"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Protein binding GO:0005515
Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
1 Q96524 (/IPI)
ATP binding GO:0005524
Interacting selectively and non-covalently with ATP, adenosine 5'-triphosphate, a universally important coenzyme and enzyme regulator.
1 Q96524 (/IDA)
Blue light photoreceptor activity GO:0009882
The function of absorbing and responding to electromagnetic radiation with a wavelength of approximately 400-470nm. The response may involve a change in conformation.
1 Q96524 (/ISS)
Identical protein binding GO:0042802
Interacting selectively and non-covalently with an identical protein or proteins.
1 Q96524 (/IPI)
FAD binding GO:0071949
Interacting selectively and non-covalently with the oxidized form, FAD, of flavin-adenine dinucleotide, the coenzyme or the prosthetic group of various flavoprotein oxidoreductase enzymes.
1 Q96524 (/IDA)

There are 26 GO terms relating to "biological process"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Chromatin organization GO:0006325
Any process that results in the specification, formation or maintenance of the physical structure of eukaryotic chromatin.
1 Q96524 (/IMP)
Chromatin remodeling GO:0006338
Dynamic structural changes to eukaryotic chromatin occurring throughout the cell division cycle. These changes range from the local changes necessary for transcriptional regulation to global changes necessary for chromosome segregation.
1 Q96524 (/IMP)
Circadian rhythm GO:0007623
Any biological process in an organism that recurs with a regularity of approximately 24 hours.
1 Q96524 (/IEP)
Response to water deprivation GO:0009414
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a water deprivation stimulus, prolonged deprivation of water.
1 Q96524 (/IGI)
Response to light stimulus GO:0009416
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a light stimulus, electromagnetic radiation of wavelengths classified as infrared, visible or ultraviolet light.
1 Q96524 (/IEP)
Response to light stimulus GO:0009416
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a light stimulus, electromagnetic radiation of wavelengths classified as infrared, visible or ultraviolet light.
1 Q96524 (/IMP)
Response to blue light GO:0009637
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a blue light stimulus. Blue light is electromagnetic radiation with a wavelength of between 440 and 500nm.
1 Q96524 (/IDA)
Response to blue light GO:0009637
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a blue light stimulus. Blue light is electromagnetic radiation with a wavelength of between 440 and 500nm.
1 Q96524 (/IEP)
Response to blue light GO:0009637
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a blue light stimulus. Blue light is electromagnetic radiation with a wavelength of between 440 and 500nm.
1 Q96524 (/IMP)
Phototropism GO:0009638
The movement of an organism, or part of an organism, in response to a light stimulus, usually toward or away from it.
1 Q96524 (/IMP)
Response to absence of light GO:0009646
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an absence of light stimuli.
1 Q96524 (/IEP)
Regulation of flower development GO:0009909
Any process that modulates the frequency, rate or extent of flower development.
1 Q96524 (/IDA)
Positive regulation of flower development GO:0009911
Any process that activates or increases the frequency, rate or extent of flower development.
1 Q96524 (/IMP)
Regulation of meristem growth GO:0010075
Any process involved in maintaining the size and shape of a meristem.
1 Q96524 (/IGI)
Stomatal movement GO:0010118
The process of opening or closing of stomata, which is directly related to the stomatal conductance (measuring rate of passage of either water vapor or carbon dioxide (CO2) through stomata).
1 Q96524 (/IGI)
Response to low fluence blue light stimulus by blue low-fluence system GO:0010244
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of the detection of a low fluence blue light stimulus by the blue low-fluence system. Blue light is electromagnetic radiation with a wavelength of between 440 and 500nm. The blue low-fluence system responds to blue light at or below 0.1 micromols/m2. In certain species excitation of the blue low fluence system induces the transcription of a number of nuclear and plastid coded genes.
1 Q96524 (/IEP)
Response to low fluence blue light stimulus by blue low-fluence system GO:0010244
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of the detection of a low fluence blue light stimulus by the blue low-fluence system. Blue light is electromagnetic radiation with a wavelength of between 440 and 500nm. The blue low-fluence system responds to blue light at or below 0.1 micromols/m2. In certain species excitation of the blue low fluence system induces the transcription of a number of nuclear and plastid coded genes.
1 Q96524 (/IMP)
Circadian regulation of calcium ion oscillation GO:0010617
Any process that modulates the concentration of cytosolic free calcium ion
1 Q96524 (/IMP)
Regulation of circadian rhythm GO:0042752
Any process that modulates the frequency, rate or extent of a circadian rhythm. A circadian rhythm is a biological process in an organism that recurs with a regularity of approximately 24 hours.
1 Q96524 (/IMP)
Long-day photoperiodism, flowering GO:0048574
A change from the vegetative to the reproductive phase as a result of detection of, or exposure to, a period of light that exceeds the critical day length. The critical day length varies between species. Although the term is long-day is used, most species actually respond to the duration of the night, so that the response will occur when a period of darkness falls short of the number of hours defined by 24 minus the critical day length.
1 Q96524 (/IMP)
Defense response to virus GO:0051607
Reactions triggered in response to the presence of a virus that act to protect the cell or organism.
1 Q96524 (/IMP)
Flavin adenine dinucleotide metabolic process GO:0072387
The chemical reactions and pathways involving flavin adenine dinucleotide, which acts as a coenzyme or prosthetic group of various flavoprotein oxidoreductase enzymes.
1 Q96524 (/IMP)
Regulation of leaf morphogenesis GO:1901371
Any process that modulates the frequency, rate or extent of leaf morphogenesis.
1 Q96524 (/IMP)
Response to strigolactone GO:1902347
Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a strigolactone stimulus.
1 Q96524 (/IMP)
Regulation of photoperiodism, flowering GO:2000028
Any process that modulates the frequency, rate or extent of photoperiodism, flowering.
1 Q96524 (/IDA)
Positive regulation of reactive oxygen species metabolic process GO:2000379
Any process that activates or increases the frequency, rate or extent of reactive oxygen species metabolic process.
1 Q96524 (/IDA)

There are 5 GO terms relating to "cellular component"

The search results have been sorted with the annotations that are found most frequently at the top of the list. The results can be filtered by typing text into the search box at the top of the table.
GO Term Annotations Evidence
Nucleus GO:0005634
A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.
1 Q96524 (/IDA)
Cytoplasm GO:0005737
All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
1 Q96524 (/IDA)
Vacuole GO:0005773
A closed structure, found only in eukaryotic cells, that is completely surrounded by unit membrane and contains liquid material. Cells contain one or several vacuoles, that may have different functions from each other. Vacuoles have a diverse array of functions. They can act as a storage organelle for nutrients or waste products, as a degradative compartment, as a cost-effective way of increasing cell size, and as a homeostatic regulator controlling both turgor pressure and pH of the cytosol.
1 Q96524 (/IDA)
Nuclear body GO:0016604
Extra-nucleolar nuclear domains usually visualized by confocal microscopy and fluorescent antibodies to specific proteins.
1 Q96524 (/IDA)
Nuclear body GO:0016604
Extra-nucleolar nuclear domains usually visualized by confocal microscopy and fluorescent antibodies to specific proteins.
1 Q96524 (/IMP)